Question is not specific to PHP only, it is generic for Web development, language will not matter.

PHP has session tokens through which server will identify the session id of a specific user, (this is similar to many other languages). These tokens can be sent via cookies or via embedding in urls. In terms CSRF attacks, urls one are much better but these also expose many other security issues as token is embedded automatically (if you did not change your ini settings) to urls.…

“You have done that specific site in Zend, don’t you think our application is also suitable for Zend instead of Drupal”, I just got this email from a prospective client.

This question has been asked to me many times. I am a big fan of Drupal as well Zend, so this question always put me in my difficult zone. As I know both, I really can not take a stand against any one of them. Technically speaking, both are capable of handing any kind of project, although both have their pros and cons.…

If you are doing programming, You must have used random numbers. They are useful in many situations when you want to give some randomization to your program output like lottery draw, random banners generation, random user display etc.

In PHP rand function is being used to generate random numbers, but is it really random number generator? Take a look at the following code.
< ?php
for($i=0;$1i<50;$i++)
{
print rand();
}
?>

What this function will do? If you are thinking that it will produce 50 random numbers, you just need to run this code.…

Web programming is not only about how you develop your applications, its also about how you deploy your application or website.Although control panels are being provided by almost every shared hosting company using which we can easily deploy our applications but as soon as application grows in terms of size or scalability we need to put that on virtual dedicated or dedicated or in a cloud server like amazon EC2 .

Linux system administration is specialized field in itself but if as a programmer you also know how to handle some common tasks you can get good turn around as well as can optimize your application for performance.…

Bigdata is the word which is being used very often but yet to be defined properly. How much data can be classified as big data? Does big data only means big in size or big in complexity or both? If hard disks can be clubbed together to store very very large amount of data then why whole world has become so obsessed with big data? Is it something different from traditional DBMS?

There are many questions which may come to the mind of a person who is starting his journey with big data.…

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Zareef Ahmed

A polyglot programmer and enterprise architect having hands on experience in Ruby,Python, PHP, Perl, Java and many other languages. Specialist in Devops, Cloud migration and implementation on Amazon Cloud (AWS), Google Cloud (GCP) and Microsoft Azure along with Hadoop programming for big data processing.